How To Fix R1535 - BP cat. of both partners must be the same for undirected relship category

SAP Error Message - Details

• Message type: E = Error

• Message class: R1 - Business Partner Messages from S_BUPA_GENERAL

• Message number: 535

• Message text: BP cat. of both partners must be the same for undirected relship category

Self-Explanatory Message

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• What is the cause and solution for SAP error message R1535 - BP cat. of both partners must be the same for undirected relship category ?

  The SAP error message R1535 indicates that there is a mismatch in the business partner (BP) categories for the two partners involved in an undirected relationship. This error typically occurs when you are trying to create or maintain a relationship between two business partners, and the system requires that both partners have the same category for the relationship to be valid.
  Cause:
  The error arises when:
  
  You are attempting to create a relationship between two business partners (e.g., a customer and a vendor) that have different categories (e.g., one is a "Customer" and the other is a "Vendor").
  The relationship type you are trying to establish is defined as undirected, which means that both partners must belong to the same category.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Business Partner Categories:
  
  Go to the transaction code BP (Business Partner) in SAP.
  Look up both business partners involved in the relationship.
  Verify their categories (e.g., "Customer," "Vendor," "Organization," etc.).
  
  
  
  Align Business Partner Categories:
  
  If the categories are different, you will need to either:
  
  Change the category of one of the business partners to match the other, if appropriate.
  Choose a different relationship type that allows for different categories, if applicable.
  
  
  
  
  
  Review Relationship Type:
  
  Ensure that the relationship type you are trying to create is appropriate for the categories of the business partners involved.
  If the relationship type is undirected, both partners must have the same category.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or configuration settings related to business partner relationships to understand the requirements for the specific relationship type you are working with.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting SAP Notes for any known issues or additional guidance.
  
  
  
  Related Information:
  
  Business Partner Roles: In SAP, business partners can have multiple roles, and each role can have different categories. Understanding the roles and their implications is crucial for managing relationships.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as BP for business partner maintenance and BP_REL for managing relationships.
  Configuration Settings: Check the configuration settings in the SAP system related to business partner relationships, as these can affect how relationships are established and validated.
  
  By following these steps, you should be able to identify the cause of the R1535 error and implement a solution to resolve it.